Gweedore Bay, County Donegal

Shellfish Pollution Reduction Programme As required by Article 5 of the Shellfish Water Directive 2006/113/EC and Section 6 of the Quality of Shellfish Waters Regulations, 2006 (S.I. No. 268 of 2006) Characterisation Report Number 21 McSWYNES BAY SHELLFISH AREA COUNTY DONEGAL 2 TABLE OF CONTENTS LIST OF FIGURES .......................................................................................................4 LIST OF TABLES.........................................................................................................5 ABBREVIATIONS .......................................................................................................6 1.0 INTRODUCTION ............................................................................................7 1.1 Aims and responsibility ................................................................................7 1.2 Shellfish water quality parameters................................................................7 1.3 Designated shellfish areas...........................................................................10 1.4 Development of Shellfish Pollution Reduction Programmes ......................11 1.5 Assessment of Shellfish Pollution Reduction Programmes.........................11 1.6 Links with the River Basin Management Plans..........................................12 1.7 Layout of the Shellfish Pollution Reduction Programmes .........................12 2.0 GENERAL CHARACTERISTICS ................................................................14 2.1 Protected areas ............................................................................................14 2.2 Shellfish growing activity...........................................................................14 3.0 WATER QUALITY IN THE SHELLFISH AREA........................................16 4.0 CHARACTERISATION MAPS ....................................................................18 5.0 PRESSURES...................................................................................................51 5.1 Marine Pressures.........................................................................................53 5.1.1 Point source pressures.........................................................................54 Marine finfish farms ........................................................................................54 5.1.2 Morphology pressures.........................................................................54 Fishing gear activity.........................................................................................54 Structures and associated activities..................................................................55 Physical modifications.....................................................................................56 5.2 Land-based Pressures..................................................................................58 5.2.1 Point Source Pressures........................................................................59 Abstractions .....................................................................................................59 Water Treatment Plants....................................................................................59 Integrated Pollution Prevention and Control Industries...................................60 Section 4 Licensed Industries ..........................................................................61 Quarries, mines, landfills and contaminated lands ..........................................62 5.2.2 Diffuse Source Pressures ....................................................................63 On-site waste water treatment systems............................................................63 Agriculture .......................................................................................................63 Forestry ............................................................................................................64 5.2.3 Morphology Pressures ........................................................................66 Structures .........................................................................................................66 5.3 Summary of Key Pressures.........................................................................67 5.3.1 Key Pressures......................................................................................67 5.3.2 Potential Secondary Pressures ............................................................67 3 LIST OF FIGURES FIGURE 1 - 63 designated shellfish areas...................................................................10 MAP 1 - Designated shellfish area ..............................................................................22 MAP 2 - Licensed shellfish areas ................................................................................23 MAP 3 - Contributing catchment.................................................................................24 MAP 4 - Topography...................................................................................................25 MAP 5 - Soil wetness ..................................................................................................26 MAP 6 - Vulnerability of groundwater to pathogens from subsoil discharges ...........27 MAP 7 - Vulnerability of groundwater to phosphorus from subsoil discharges .........28 MAP 8 - Vulnerability of surface waters to pathogens from subsoil discharges.........29 MAP 9 - Vulnerability of surface waters to phosphorus from subsoil discharges ......30 MAP 10 - Likelihood of inadequate percolation in sub-soils......................................31 MAP 11 - Designated protected areas .........................................................................32 MAP 12 - WFD surface water status ...........................................................................33 MAP 13 - Diffuse risk assessment...............................................................................34 MAP 14 - Licensed finfish areas .................................................................................35 MAP 15 - Fishing gear activity....................................................................................36 MAP 16 - Marine structures ........................................................................................37 MAP 17 - Marine physical modifications....................................................................38 MAP 18 - Municipal waste water systems ..................................................................39 MAP 19 - Pig units and finfish farms ..........................................................................40 MAP 20 - Industrial point source pressures.................................................................41 MAP 21 - On-site waste water systems .......................................................................42 MAP 22 - Dairy and drystock livestock units..............................................................43 MAP 23 - Nitrogen fertiliser usage..............................................................................44 MAP 24 - Phosphorus fertiliser usage .........................................................................45 MAP 25 - Forestry types with acidification risk areas ................................................46 MAP 26 - Forestry types with eutrophication risk areas .............................................47 MAP 27 - Forestry types with sedimentation risk areas..............................................48 MAP 28 - Freshwater structures ..................................................................................49 MAP 29 - Freshwater physical modifications .............................................................50 4 LIST OF TABLES TABLE 1 - Parameters listed in Annex I of the Shellfish Water Directive...................7 TABLE 2 - Licensed shellfish areas ............................................................................15 TABLE 3 - List of maps ..............................................................................................18 TABLE 4 - Summary of pressures...............................................................................52 TABLE 5 - Finfish farms.............................................................................................54 TABLE 6 - Fishing gears.............................................................................................54 TABLE 7 - Marine morphology structures..................................................................55 TABLE 8 - Physical modifications..............................................................................56 TABLE 9 - Heavily modified waters...........................................................................56 TABLE 10 - Abstractions ............................................................................................59 TABLE 11 - Water treatment plants............................................................................59 TABLE 12 - Integrated Pollution Prevention Control Licenses..................................60 TABLE 13 - Section 4 Licenses ..................................................................................61 TABLE 14 - Quarries, mines, landfills and contaminated lands .................................62 TABLE 15 - On-site waste water treatment systems...................................................63 TABLE 16 - Livestock units and chemical fertiliser usage.........................................63 TABLE 17 - Forestry types..........................................................................................64

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